TA
參數(shù)資料
型號: AT87C58X2-SLSUL
廠商: Atmel
文件頁數(shù): 50/62頁
文件大?。?/td> 0K
描述: IC 8051 MCU 32K EPROM 44PLCC
標(biāo)準(zhǔn)包裝: 972
系列: 87C
核心處理器: 8051
芯體尺寸: 8-位
速度: 30/20MHz
連通性: UART/USART
外圍設(shè)備: POR,WDT
輸入/輸出數(shù): 32
程序存儲器容量: 32KB(32K x 8)
程序存儲器類型: OTP
RAM 容量: 256 x 8
電壓 - 電源 (Vcc/Vdd): 2.7 V ~ 5.5 V
振蕩器型: 內(nèi)部
工作溫度: -40°C ~ 85°C
封裝/外殼: 44-LCC(J 形引線)
包裝: 管件
54
4431E–8051–04/06
AT/TS8xC54/8X2
19.5.9
EPROM Programming and Verification Characteristics
TA = 21
°C to 27°C; V
SS = 0V; VCC = 5V ± 10% while programming. VCC = operating range while
verifying
.
19.5.10
EPROM Programming and Verification Waveforms
Figure 19-10. EPROM Programming and Verification Waveforms
Table 19-14. EPROM Programming Parameters
Symbol
Parameter
Min
Max
Units
VPP
Programming Supply Voltage
12.5
13
V
IPP
Programming Supply Current
75
mA
1/TCLCL
Oscillator Frquency
4
6
MHz
T
AVGL
Address Setup to PROG Low
48 T
CLCL
TGHAX
Adress Hold after
PROG
48 TCLCL
TDVGL
Data Setup to PROG Low
48 TCLCL
TGHDX
Data Hold after PROG
48 TCLCL
TEHSH
(Enable) High to VPP
48 TCLCL
T
SHGL
V
PP Setup to PROG Low
10
μs
TGHSL
VPP Hold after PROG
10
μs
TGLGH
PROG Width
90
110
μs
TAVQV
Address to Valid Data
48 TCLCL
TELQV
ENABLE Low to Data Valid
48 TCLCL
T
EHQZ
Data Float after ENABLE
0
48 T
CLCL
T
GHSL
TEHSH
ALE/PROG
T
AVGL
TDVGL
P0
P1.0-P1.7
P2.0-P2.5
P3.4-P3.5*
P
EA/VPP
CONTROL
SIGNALS
(ENABLE)
ADDRESS
DATA IN
V
CC
VPP
V
CC
T
GHAX
T
GHDX
T
GLGH
T
SHGL
ADDRESS
DATA OUT
TAVQV
T
ELQV
TEHQZ
PROGRAMMING
VERIFICATION
* 8KB: up to P2.4, 16KB: up to P2.5, 32KB: up to P3.4, 64KB: up to P3.5
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